Update json4s-ext, json4s-jackson, ... to 4.1.0-M8 (#1218)

Author: scala-steward

build.sbt

@@ -250,9 +250,9 @@ lazy val `jsoniter-scala-benchmark` = crossProject(JVMPlatform, JSPlatform)
       "com.lihaoyi" %%% "upickle" % "4.0.2",
       "com.rallyhealth" %% "weepickle-v1" % "1.9.1",
       "io.spray" %% "spray-json" % "1.3.6",
-      "org.json4s" %% "json4s-ext" % "4.1.0-M7",
-      "org.json4s" %% "json4s-jackson" % "4.1.0-M7",
-      "org.json4s" %% "json4s-native" % "4.1.0-M7",
+      "org.json4s" %% "json4s-ext" % "4.1.0-M8",
+      "org.json4s" %% "json4s-jackson" % "4.1.0-M8",
+      "org.json4s" %% "json4s-native" % "4.1.0-M8",
       "com.fasterxml.jackson.module" %% "jackson-module-scala" % "2.18.1",
       "com.fasterxml.jackson.datatype" % "jackson-datatype-jsr310" % "2.18.1",
       "com.fasterxml.jackson.module" % "jackson-module-blackbird" % "2.18.1",